1-866-9-ohmite ? intl 1-847-258-0300 ? fax 1-847-574-7522 ? www.ohmite.com ? info@ohmite.com 103 ta series power chip thick film on alumina substrate series wattage ta203 3.0 ta303 3.0 substrate alumina resistor thick film coating glass terminals solder plated phosphor bronze temperature coefficient 1 ohm: 450 ppm/c 1 to 100: 100 ppm/c 101 and up: 50 ppm/c tolerance 1%, 5% and 10% power rating based on 25c free air resistance range 0.25 ohm to 10m ohm. consult fac - tory for other values maximum operating voltage 350 vac, 500 vdc through glass, 1000 vac, 1500 vdc through sub - strate, not to exceed power rating overload five times rated power, as long as the one second average dissipation does not exceed the wattage rating. ?r: 2%, 2000 hours derating 100% @ 25c to 0% @ 180c ambi - ent. equivalent parallel capacitance 1.0pf (100 mhz) withstanding voltage 5000v thru back side operating temperature range -55c to +180c overload current 20 x rated current up to 8 ms (r 0.5%) test test condition milr83401 specification life (rated power) 40c, rated power, 90 min on 30 min off, 1000 hrs. r ( 1.0% + 0.05) life (moisture load) 60c, 90 - 95% rh, rated power, 90 min on 30 min off, 1000 hrs. r ( 1.0% + 0.05) temperature cycling room temp > -55c 30 min > rt 10 min 120c 30 min > rt10 min 5 cycles r ( 0.25% + 0.05) flammability ul94v-o rated (not recognized) soldering heat 350c solderpot, 3 secs. r ( 0.25% + 0.05) insulation resistance dc 100v, 1 min over 1000m ohm ohmites original power chip resistors feature our thick film on alumina substrate technology. these planar packages yield space saving, 10w/in 2 power densities that require over 50% less board space than other radial packages. convection cooling is maximized by the planar package configuration which dissipates heat well above board level. ohmites power chip resistors have a 125% higher operating temperature range than competitive prod - uct of similar design. high temperature solder and in-process plating keep terminations secure under self-heating effects by preventing re-flow from full power operation. flexible packaging schemes make these resistors ideal for power supplies, audio amplifiers, video fly- back, and other power control applications. fe atures ? high-temp terminal construction ? wide resistance range ? low inductance (50nh-100nh) ? high power density ? easy to install. pc-mountable characteristics serie s specific ations series wattage ta205 5.0 ta305 5.0 ta605 5.0 ta805 5.0 series wattage ta207 7.5 ta307 7.5 series wattage ta310 10.0 ta810 10.0 series wattage ta025 25.0 ta050 50.0 ta100 100.0 (continued)
1-866-9-ohmite ? intl 1-847-258-0300 ? fax 1-847-574-7522 ? www.ohmite.com ? info@ohmite.com 104 series wattage p length l height h ta203pa 3.0 0.200 / 5.08 0.50 / 12.70 0.60 / 15.24 ta303pa 3.0 0.300 / 7.62 0.50 / 12.70 0.60 / 15.24 ta205pa 5.0 0.200 / 5.08 0.50 / 12.70 1.00 / 25.40 ta305pa 5.0 0.300 / 7.62 0.50 / 12.70 1.00 / 25.40 ta605pa 5.0 0.600 / 15.24 1.00 / 25.40 0.50 / 12.70 ta805pa 5.0 0.800 / 20.32 1.00 / 25.40 0.50 / 12.70 ta207pa 7.5 0.200 / 5.08 0.75 / 19.05 1.00 / 25.40 ta307pa 7.5 0.300 / 7.62 0.75 / 19.05 1.00 / 25.40 ta310pa 10.0 0.300 / 7.62 1.00 / 25.40 1.00 / 25.40 ta310pw* 10.0 0.300 / 7.62 1.085 / 27.56 1.00 / 25.40 TA810PA 10.0 0.800 / 20.32 1.00 / 25.40 1.00 / 25.40 ta810pw* 10.0 0.800 / 20.32 1.085 / 27.56 1.00 / 25.40 ta025pa 25.0 1.90 / 48.3 2.220 / 56.39 1.170 / 29.70 ta025py* 25.0 1.90 / 48.3 2.220 / 56.39 1.170 / 29.70 ta050pa 50.0 1.90 / 48.3 2.220 / 56.39 2.270 / 57.60 ta050py* 50.0 1.90 / 48.3 2.220 / 56.39 2.270 / 57.60 ta100pa 100.0 4.10 / 104.1 4.420 / 112.27 2.270 / 57.60 ta100py* 100.0 4.10 / 104.1 4.420 / 112.27 2.270 / 57.60 *10-100 watts available in pw,pa, and py packages. power rating: 03 = 3 w 05 = 5 07 = 7.5 10 = 10 025 = 25 050 = 50 100 = 100 ta 3 05p a4k50j e series to lerance k = 10% j = 5% f = 1% package: pa = pin terminals, std. for 3-10 w pw = wraparound, std. for 10-100 w py = high-stability wraparound resistance v alue (? ) r250 = 0.25 10 r0 = 10.0 2k 00 = 2,000 45k0 = 45,000 pin spacing (on 3-10w models only) 2 = .2" 3 = .3" 8 = .8" rohs compliant h 0.020" / 0.51 mm typ. p l l+0.08"/2mm max. 0.200" / 5.08 mm 0.075" / 1.91 mm dia. finished pins 0.070" / 1.78 mm 0.040" / 1.02 mm 0.240" / 6.10 mm 0.300" / 7.62 mm 0.195" / 4.95 mm 0.855" / 21.72 mm 0.040" / 1.02 mm typ. pa 3, 5, 7.5 & 10 watt pw 10, 25, 50 & 100 watt py mount p l 0.07"/1.78m m h 0.17"/4.32m m 0. 10"/2.54m m 0.02" x 0.015" pins typical pc board 0.150" / 3.8 mm min. 0.150" / 3.8 mm min. standard part numbers for ta series (.020 in. / .508mm) ta810pw ta810pw ta810pw r250j 1r00j 1r50j 2r00j 4r70j 5r00j 5r10j 7r50j 8.20 8r20j 10roj 11r0j 12r0j 15r0j 20r0j 24r0j 27r0j 33r0j 47r0j 50r0j 62r0j 68.00 68r0j 75r0j 100rj 150rj 200rj 250rj 270rj 300rj 470rj 620rj 680.00 680rj 1k00j 1k50j 1,800.00 1k80j 2k00j 2k50j 3k00j 4k00j 4k70j 5k00j 5k10j 7k50j 10k0j 15k0j 18,000.00 18k0j 20k0j 30k0j 39k0j 50k0j C75k0j 100kj 150kj 200kj
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